The different finches found in the Galapagos Islands developed very different beaks, depending on the type of food avail of seeds. Other finches have developed beaks for drilling holes in wood, eating cactus, or even drinking the blood of the If a storm hits and causes the death of nearly all of the cacti on the islands, which of the following will be the most likely outcome for the cactus ground finch?
A. They will be unable to eat and will die out
B. They will evolve into different species of finch
C. They will adapt to eating a different source of food
D. They will form social groups with other finches to collect food